Find the first five terms of the recursively defined sequence.a1 = 7, an+1 = 
A. 7, - 
, - 
, 
, 
B. 7, - 
, 7, - 
, 7
C. 7, - 
, -7, 
, 7
D. 7, - 
, 
, - 
, 
Answer: C
Mathematics
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Write the complex number in rectangular form.9(cos ? + i sin ?)
A. 9 B. 9i C. -9 D. -9i
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Find the vertex and axis of symmetry of the graph of the function.f(x) = -3x2 + 24x
A. (-4, 0); x = -4 B. (-4, 48); x = -4 C. (4, 0); x = 4 D. (4, 48); x = 4
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Graph the polar equation.r = 5 - cos ?
A. 
B. 
C. 
D. 
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Evaluate or determine that the limit does not exist for each of the limits 
and 
for the given function f and number d.f(x) = 
; d = -4
A. (a) Does not exist (b) -4 (c) -4 B. (a) -4 (b) Does not exist (c) -4 C. (a) -4 (b) Does not exist (c) Does not exist D. (a) Does not exist (b) -4 (c) Does not exist
Mathematics